我想在php中对数组进行排序[重复]

Array
(
    [0] => Array
        (
            [count] => 9
            [slug] => concediat-reangajat
        )

    [1] => Array
        (
            [count] => 7
            [slug] => salarii-5togo
        )

    [2] => Array
        (
            [count] => 10
            [slug] => piata-fortei-munca
        )

    [3] => Array
        (
            [count] => 3
            [slug] => productivitate-angajati
        )

    [4] => Array
        (
            [count] => 1
            [slug] => stocare-date
        )

    [5] => Array
        (
            [count] => 4
            [slug] => infrastructura-leadership
        )

    [6] => Array
        (
            [count] => 2
            [slug] => airbnb-uber
        )

    [7] => Array
        (
            [count] => 5
            [slug] => salarii-productivitate
        )

    [8] => Array
        (
            [count] => 2
            [slug] => ceo-resurse-umane
        )

    [9] => Array
        (
            [count] => 3
            [slug] => hr-ceo
        )

    [10] => Array
        (
            [count] => 1
            [slug] => burnout-tratament
        )

    [11] => Array
        (
            [count] => 1
            [slug] => angajati-vanzarea-afacerii
        )

    [12] => Array
        (
            [count] => 1
            [slug] => job-linkedin
        )

    [13] => Array
        (
            [count] => 1
            [slug] => primul-faliment
        )

    [14] => Array
        (
            [count] => 3
            [slug] => salariu-mic
        )

    [15] => Array
        (
            [count] => 1
            [slug] => varsta-programatori
        )

)


i want to sort this array based on decending order of count

该数组包含数据数组 计数和一个子变量 我想根据计数的降序对整个数组进行排序 我该如何分类..任何人都可以帮助我 我试过usort,ksort等 编程新手 没有解决方案 请帮我 我试图解决 但它没有工作 有人可以解决吗?